Promise-based RTCPeerConnection::getStats implementation.

chrome/browser/media/webrtc/webrtc_browsertest_base.cc

Index: chrome/browser/media/webrtc/webrtc_browsertest_base.cc
diff --git a/chrome/browser/media/webrtc/webrtc_browsertest_base.cc b/chrome/browser/media/webrtc/webrtc_browsertest_base.cc
index 6c3bcd69d14c126600b2f78f7ee03e5a8a573245..107b49f612b8ff72ad093d6ca6a5dc834688434b 100644
--- a/chrome/browser/media/webrtc/webrtc_browsertest_base.cc
+++ b/chrome/browser/media/webrtc/webrtc_browsertest_base.cc
@@ -455,10 +455,17 @@ void WebRtcTestBase::GenerateAndCloneCertificate(
   EXPECT_EQ("ok-generated-and-cloned", ExecuteJavascript(javascript, tab));
 }
 
-void WebRtcTestBase::VerifyStatsGenerated(content::WebContents* tab) const {
+void WebRtcTestBase::VerifyStatsGeneratedCallback(
+    content::WebContents* tab) const {
   EXPECT_EQ("ok-got-stats", ExecuteJavascript("verifyStatsGenerated()", tab));
 }
 
+void WebRtcTestBase::VerifyStatsGeneratedPromise(
+    content::WebContents* tab) const {
+  EXPECT_EQ("ok-got-stats",
+            ExecuteJavascript("verifyStatsGeneratedPromise()", tab));
+}
+
 void WebRtcTestBase::SetDefaultVideoCodec(
     content::WebContents* tab,
     const std::string& video_codec) const {